Quote:
Originally Posted by BigRichard
It's a 92 GMC 1500. It does have an after market stereo so I was gonna start there. Then I was gonna maybe look at the wiring for the hitch.
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check the radio, glove box light (the switch like to fall out of its holder on those things) and the underhood light.
the trailer wiring shouldn't be it unless its wired for a powered trailer. like an rv. something that needs power
trailer lights only work if the vehicle lights are being used.